🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.91 AU - 0.91 AU

Year: 319 Days

Day: 44.5 Hours

Environment

Temp: 69 °C

Axial Tilt: 48.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.86 AU - 1.3 AU

Year: 412 Days

Day: 25.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.49 AU - 1.95 AU

Year: 828 Days

Day: 36.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.7

Radius: 8.5

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.59 AU - 9.59 AU

Year: 9242 Days

Day: 10.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 116.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,645,198 km

• M1: 105,766 km (0.103 R)
• M2: 390,301 km (0.109 R)
• M3: 717,172 km (0.064 R)
• M4: 1,005,597 km (0.067 R)
• M5: 1,300,005 km (0.091 R)
• M6: 1,652,308 km (0.049 R)
• M7: 2,067,891 km (0.073 R)
• M8: 2,364,394 km (0.119 R)
• M9: 2,709,367 km (0.061 R)
• M10: 2,979,242 km (0.095 R)
• M11: 3,501,189 km (0.043 R)
• M12: 3,873,538 km (0.095 R)
• M13: 4,327,268 km (0.087 R)
• M14: 4,786,384 km (0.062 R)
• M15: 5,601,543 km (0.052 R)
• M16: 5,870,071 km (0.096 R)
• M17: 6,360,901 km (0.112 R)
• M18: 6,840,961 km (0.073 R)
• M19: 9,236,173 km (0.106 R)
• M20: 9,707,555 km (0.076 R)
• M21: 12,308,913 km (0.098 R)
• M22: 14,890,374 km (0.057 R)
• M23: 17,241,903 km (0.041 R)
• M24: 20,774,507 km (0.087 R)
• M25: 21,996,422 km (0.114 R)
• M26: 24,050,102 km (0.113 R)
• M27: 25,305,377 km (0.086 R)
• M28: 25,856,496 km (0.117 R)
• M29: 30,557,459 km (0.053 R)
• M30: 31,392,664 km (0.095 R)
• M31: 33,217,908 km (0.066 R)
• M32: 36,376,667 km (0.105 R)
• M33: 43,284,050 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.4

Radius: 3.7

Gravity: 34.65 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 16.77 AU - 18.09 AU

Year: 26713 Days

Day: 19.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,645,198 km

• M1: 47,123 km (0.057 R)
• M2: 225,294 km (0.076 R)
• M3: 1,132,306 km (0.092 R)
• M4: 1,383,182 km (0.113 R)
• M5: 2,430,217 km (0.108 R)
• M6: 18,658,744 km (0.085 R)
• M7: 18,842,151 km (0.052 R)
• M8: 23,612,229 km (0.104 R)
• M9: 24,151,080 km (0.067 R)
• M10: 29,872,600 km (0.102 R)
• M11: 30,375,997 km (0.079 R)
• M12: 30,757,322 km (0.109 R)
• M13: 33,380,820 km (0.105 R)
• M14: 43,733,142 km (0.111 R)
• M15: 46,534,961 km (0.114 R)
• M16: 64,418,788 km (0.039 R)
• M17: 66,531,409 km (0.117 R)
• M18: 66,959,409 km (0.066 R)
• M19: 80,427,256 km (0.097 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 13,311 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit